Remove pc cleaner pro, install avg antivirus

Remove PC CLeaner Pro. I got AVG antiVirus CD & tryed to install it. it tells me to first remove "PC CLeaner Pro" a conflicting product. Look in add Remove programs List for PC CLean, Look in CCLeaner List, in win-start, in program files. I don't see any file PC CLean... on C:. delete every program with PC, but still I get can't install
Look PC CLeaner Pro onLine, I recall trying the program but I must have deleted it. How can I fined what Little is Left if any to install AVG? Not Looking to re install PC CLeaner Pro the web sed it could hurt my PC. any tips?